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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 51223-2017 |
Technical code for signage system of public building 公共建筑标识系统技术规范 |
China National Standards Technical code public |
 English PDF |
| GB 51151-2016 |
Technical code for engineering of public security and protection system of urban rail transit 城市轨道交通公共安全防范系统工程技术规范 |
China National Standards Technical code public |
English PDF |
| GB 50526-2010 |
Technical code for public address system engineering 公共广播系统工程技术规范 |
China National Standards Technical code public |
English PDF |
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